diff --git a/docs/requirements.txt b/docs/requirements.txt
index dfafbc6a..2b4000ed 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,3 +1,4 @@
 sphinx == 6.2.1
 recommonmark == 0.7.1
+sphinx-rtd-theme == 1.2.2
 myst-parser
\ No newline at end of file